NEET Test Series-2021/Neet Online Test Series -Jan 2021(Biology) Sample Test,Sample questions

Question:
A sexual reproduction take place by only

1.Zoospore

2.BioSpore

3.both

4.none


Question:
Amniocentesis, chorionic villi and alpha-fetoprotein sampling are performed to determine_____.

1.The most likely date of birth of the foetus

2. Whether the baby will be normal or abnormal

3.Whether the mother has a genetic abnormality

4. A and B


Question:
Amongst honey bees, the workers are:

1. Female

2.Male

3.Both females and males

4.Hermaphrodite


Question:
An orchid flower resembles the shape of a female fly so as to be able to get pollinated .this is an example of

1.Adapatation

2.Homeostasis

3.Pseudocopulation

4.Pseudopollination


Question:
Apis dorsata is used to refer to

1. Little bee

2.Indian bee

3.European bee

4. Rock bee


Question:
 For how long does a worker bee live in the summer?

1. For 2 weeks

2. For 2 months

3.For 4 months

4.For 6 months


Question:
 Nature of honey is

1. Acidic

2.Alkaline

3.Neutral

4.Turns basic after a few days


Question:
 The generic name of which of these is Apis?

1. Fish

2.Honey bee

3.Lac insect

4. Prawn


Question:
 The main difference between parenchyma, collenchyma and sclerenchyma is that

1. Parenchyma is involved in photosynthesis, secretion and storage

2. Collenchyma is involved in support and transportation of nutrients

3.Sclerenchyma is involved in support, protection, transportation of nutrients and water

4.All of these


Question:
Chloroplast of Chlamydomonas is 

1.Stellate

2.Cup-shaped

3.Collar-shaped

4.Sprila


Question:
Coenogametangia are gametangia with  

1.Multiple Gametes

2.Single Gametes

3.both

4.none


Question:
Honey is

1.Nectar of a flower

2.Nectar stored in the honey sac

3. Nectar mixed with saliva and stored in the honey sac

4.Nectar and water sucked by honey bee


Question:
In Rhizopus sexual fusion takes place between 

1.Two gametes

2.Two coenogametangia

3.Two hyphae

4.Two sporangia


Question:
The main purpose that the aerenchyma serves in Parenchyma is

1.Offers flexibility

2.Renders Buoyancy

3.Provides structural framework

4.Provides mechanical support


Question:
Nucleus is present only in eukaryotes. 

1.true

2.false


Question:
Parenchyma cells in the spongy mesophyll exhibit large intercellular spaces promoting:

1. To become nutrients for the future germinating embryo

2. Greater exposure to carbon dioxide

3.To distribute pressure evenly through the structure

4. No specific reason


Question:
Prion are

1.Proteins with 254 amino acids

2.Proteins with 254 amino kito acids

3.Proteins with 254 amino Hydro acids

4.None


Question:
Recently discovered  only proteinous  pathogenic particle is

1.Virion

2.Protovirus

3.Prion

4.Protoprotein


Question:
Stanley Prusiner discovered 

1.Virion

2.Protovirus

3.Prion

4.Protoprotein


Question:
The bee carries the pollen back to its colony on

1.Its body

2.Its middle legs

3.Its front legs

4.Its rear legs


Question:
The chief constituent of honey is

1.Disaccharides

2.Monosaccharide

3.Polysaccharides

4.Fats


Question:
The development of a male bee (drone) takes how long?

1.16 days

2.19 days

3. 22 days

4.24 days


Question:
The fluid sample required for performing the Amniocentesis test is ________.

1.The amnion

2. The placenta

3.The liquid surrounding the immediate fetus

4.All of the above


Question:
The honey bee is of greatest use to mankind as:

1.It is of medicinal benefits

2.Helps in cross-pollination

3.We get honey from them

4.None of these


Question:
The tissue that provides maximum mechanical strength to the plant is

1. Xylem

2. Phloem

3.Parenchyma

4.Collenchyma


Question:
Vessels are found in

1.Most of the angiosperms and few gymnosperms

2. All angiosperms and some gymnosperms

3.All angiosperms, all gymnosperms and some pteridophytes

4. All pteridophytes


Question:
Which of the following is not associated with albugo ?

1.Asexual reproduction takes place by only zoospore .

2.It is obligate parasite.

3.It is parasitic on mustard.

4.none


Question:
Which of the following is not matched correctly ?

1.Cleviceps - Ascopore

2.Puccinia - Basidiospore

3.Trichoderma - Ascorpore

4.none


Question:
Which of the following tests cannot be examined by Amniocentesis procedure?

1. Chromosome analysis

2.Detecting genetic defects

3.Maturity of fetal lungs

4.None of these


Question:
Which of this is not a function that Parenchyma performs

1. Stores nutrients and food

2.Aids in regeneration, healing and repairs wounds

3.Provides foundation and support

4.None of these


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